Use with caution. If you use the opt-out method, a cookie is set in your browser and you will have to cancel the opt-out if you want to see experiments running on the specified URL domain again!

Methods of cancelling could be clearing your browser's cookies, running ?convert_canceloptout=1 on the end of the same URL you used it on, or specifically deleting the cookie named convert_optout from your browser for the domain it has been saved on.